000 00317nam a22001217a 4500
050 _aMED QL757
_bE4
100 _aEcology physiology of parasites
245 _aEcology physiology of parasites
260 _aUniversity of Toronto
_bAdam Hilger
_c1971
300 _ai-ix,258p
700 _aFalls A.M (editor)
942 _cBK
999 _c2956
_d2956